Patents by Inventor Whitney R. Cox

Whitney R. Cox has filed for patents to protect the following inventions. This listing includes patent applications that are pending as well as patents that have already been granted by the United States Patent and Trademark Office (USPTO).

  • Cooperative IMS access from a visited domain
    Patent number: 9578069
    Abstract: Embodiments disclosed herein provide systems, methods, and computer readable media to provide roaming IP multimedia subsystem (IMS) access. In a particular embodiment, a method provides, in a communication interface, attaching a communication device to provide the communication device with access to a broadband access network associated with a visited domain of the communication device. The method further provides, in a proxy call session control element of a broadband services gateway (BSG), registering the communication device to access IMS services on behalf of an IMS core in the visited domain over the broadband access network, conveying Session Initiation Protocol (SIP) signaling between the communication device and the IMS core as a SIP proxy, and establishing a communication session between the communication device and the IMS core.
    Type: Grant
    Filed: January 30, 2015
    Date of Patent: February 21, 2017
    Assignee: Sprint Communications Company L.P.
    Inventors: Hal S. Beech, Pierce Andrew Gorman, Sangeetha Balaganesh, Whitney R. Cox